WO2019033402A1 - 用于寻呼的方法、接入网设备、终端设备和核心网设备 - Google Patents

用于寻呼的方法、接入网设备、终端设备和核心网设备 Download PDF

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Publication number
WO2019033402A1
WO2019033402A1 PCT/CN2017/098095 CN2017098095W WO2019033402A1 WO 2019033402 A1 WO2019033402 A1 WO 2019033402A1 CN 2017098095 W CN2017098095 W CN 2017098095W WO 2019033402 A1 WO2019033402 A1 WO 2019033402A1
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WIPO (PCT)
Prior art keywords
network device
terminal device
access network
paging
tracking area
Prior art date
Application number
PCT/CN2017/098095
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
唐海
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN202010081159.6A priority Critical patent/CN111294924B/zh
Priority to CN201780092557.4A priority patent/CN110800348A/zh
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CA3071008A priority patent/CA3071008A1/en
Priority to EP17921865.6A priority patent/EP3661278B1/en
Priority to BR112020002547-0A priority patent/BR112020002547A2/pt
Priority to PCT/CN2017/098095 priority patent/WO2019033402A1/zh
Priority to US16/635,741 priority patent/US11533706B2/en
Priority to AU2017427860A priority patent/AU2017427860A1/en
Priority to JP2020506951A priority patent/JP2020534721A/ja
Priority to MX2020001679A priority patent/MX2020001679A/es
Priority to RU2020104447A priority patent/RU2748316C1/ru
Priority to SG11202000651TA priority patent/SG11202000651TA/en
Priority to KR1020207003586A priority patent/KR102347006B1/ko
Priority to TW107128887A priority patent/TWI785097B/zh
Publication of WO2019033402A1 publication Critical patent/WO2019033402A1/zh
Priority to PH12020500174A priority patent/PH12020500174A1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/04—User notification, e.g. alerting and paging, for incoming communication, change of service or the like multi-step notification using statistical or historical mobility data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/02—Arrangements for increasing efficiency of notification or paging channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/029—Location-based management or tracking services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/005—Transmission of information for alerting of incoming communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/06—User notification, e.g. alerting and paging, for incoming communication, change of service or the like using multi-step notification by changing the notification area
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states

Definitions

  • the embodiments of the present application relate to the field of communications, and in particular, to a method for paging, an access network device, a terminal device, and a core network device.
  • Paging is the signaling flow that is performed when the network looks for a terminal.
  • the called party in the network must respond by paging to communicate normally.
  • the radio access network (RAN) may initiate paging to the terminal. Therefore, a method is needed to enable the RAN to initiate paging to the terminal within a suitable paging area.
  • the embodiment of the present application provides a method for paging, an access network device, a terminal device, and a core network device, which is beneficial to a paging area with a reasonable configuration of the access network device.
  • a first aspect provides a method for paging, where the method includes: acquiring, by a first access network device, a tracking area list of the terminal device; and determining, by the first access network device, the first connection according to the tracking area list The network access device initiates a paging target paging area to the terminal device.
  • the access network device determines a paging area of a suitable RAN paging by referring to the TA list of the terminal device, thereby facilitating reduction of signaling overhead.
  • the method further includes: when the downlink data of the terminal device needs to be sent, the first access network device initiates paging to the terminal device in the target paging area.
  • the RAN paging may also be triggered by a cell system message change.
  • the first access network device initiates paging to the terminal device in the target paging area, including: at the terminal When the device is in the RRC inactive state and the downlink data needs to be sent, the first access network device initiates paging to the terminal device in the target paging area.
  • the terminal device paging in the RRC idle state may also be initiated by the RAN.
  • the first access network device acquires the tracking area list of the terminal device, where the first access network device receives the tracking sent by the terminal device and/or the core network device. List of districts.
  • the method before the first access network device receives the tracking area list sent by the terminal device and/or the core network device, the method further includes: the first access network device to the terminal The device and/or the core network device sends a request to obtain the list of tracking areas.
  • the first access network device receives the tracking area list sent by the terminal device, and includes: receiving, by the terminal device, a tracking area update or an attaching process, the first access network device receives The tracking area list obtained by the terminal device.
  • the first access network device receives the tracking area list sent by the terminal device, where the first access network device receives the tracking area list obtained by the terminal device by using RRC signaling. .
  • the terminal device may further send the TA list of the terminal device to the access network device by using MAC signaling, DCI signaling, or the like.
  • the first access network device acquires a tracking area list of the terminal device, including: switching, from the second access network device, the access network device that provides the network service to the terminal device In the case of an access network device, the first access network device receives the tracking area list sent by the second access network device.
  • the tracking area list is carried in the context information of the terminal device.
  • the method further includes: the first access network device sending information of the target paging area to the terminal device, so as to be triggered when the terminal device determines to move out of the target paging area The first access network device reconfigures a paging area for the terminal device.
  • a second aspect provides a method for paging, where the method includes: acquiring, by a terminal device, a tracking area list of the terminal device; the terminal device sending the tracking area list to the first access network device, to facilitate the An access network device determines a target paging area in which the first access network device initiates paging to the terminal device.
  • the terminal device acquires the tracking area list of the terminal device, and the terminal device acquires the tracking area list during the tracking area update or attachment process.
  • the method before the terminal device sends the tracking area list of the terminal device to the first access network device, the method further includes: receiving, by the terminal device, the tracking sent by the first access network device The request for the zone list.
  • the terminal device sends the tracking area to the first access network device.
  • the list includes: once the terminal device obtains the tracking area list, the terminal device sends the tracking area list to the first access network device.
  • the terminal device sends the tracking area list to the first access network device, where the terminal device sends the tracking area list to the first access network device by using radio resource control RRC signaling. .
  • the method further includes: when the terminal device is in an RRC inactive state, the terminal device receives a paging message sent by the first access network device, where the paging message is used. Indicates that there is downlink data of the terminal device that needs to be sent.
  • the method further includes: receiving, by the terminal device, information about the target paging area sent by the first access network device; the terminal device triggering the first information according to the information of the target paging area An access network device reassigns a paging area for the terminal device.
  • a third aspect provides a method for paging, the method comprising: acquiring, by a core network device, a tracking area list of a terminal device; the core network device sending the tracking area list to a first access network device, so that Determining, by the first access network device, a target paging area in which the first access network device initiates paging to the terminal device.
  • the method before the sending, by the core network device, the tracking area list to the first access network device, the method further includes: the core network device receiving the first access network device The transmitted information of obtaining the tracking area list.
  • an access network device for performing the method of any of the first aspect or the first aspect of the first aspect.
  • the access network device comprises means for performing the method of any of the above-described first aspect or any of the possible implementations of the first aspect.
  • a terminal device for performing the method in any of the above-mentioned second aspect or any possible implementation of the second aspect.
  • the terminal device comprises means for performing the method of any of the above-described second or second aspects of the second aspect.
  • a core network device for performing the method in any of the foregoing possible implementations of the third aspect or the third aspect.
  • the core network device comprises means for performing the method of any of the possible implementations of the third aspect or the third aspect above.
  • an access network device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the first aspect or any of the possible implementations of the first aspect law.
  • a terminal device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the above-described second aspect or any of the possible implementations of the second aspect.
  • a core network device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the above-described third aspect or any of the possible implementations of the third aspect.
  • a tenth aspect a computer storage medium for storing a method in performing any of the above first aspect or the first aspect, or any possible implementation of the second aspect or the second aspect
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method of any of the above-described first aspect or any of the alternative implementations of the first aspect, or The method of any of the alternative implementations of the second aspect or the second aspect, or the method of any of the foregoing third aspect or the optional implementation of the third aspect.
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
  • FIG. 2 shows a schematic block diagram of a method for paging according to an embodiment of the present application.
  • Figure 3 shows a schematic block diagram of an EPS bearer service architecture.
  • FIG. 4 shows another schematic block diagram of a method for paging according to an embodiment of the present application.
  • FIG. 5 shows still another schematic block diagram of a method for paging according to an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of an access network device according to an embodiment of the present application.
  • FIG. 7 is a schematic block diagram of a terminal device of an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a core network device of an embodiment of the present application.
  • FIG. 9 is another schematic block diagram of an access network device according to an embodiment of the present application.
  • FIG. 10 is another schematic block diagram of a terminal device according to an embodiment of the present application.
  • FIG. 11 is another schematic block diagram of a core network device according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • Time Time Division Duplex
  • UMT S Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • NR New Radio
  • the technical solutions of the embodiments of the present application can be applied to various communication systems based on non-orthogonal multiple access technologies, such as a sparse code multiple access (SCMA) system, and a low-density signature (Low). Density Signature (LDS) system, etc., of course, the SCMA system and the LDS system may also be referred to as other names in the communication field; further, the technical solution of the embodiment of the present application can be applied to multi-carrier using non-orthogonal multiple access technology.
  • SCMA sparse code multiple access
  • LDS Density Signature
  • Orthogonal Frequency Division Multiplexing OFDM
  • Filter Bank Multi-Carrier FBMC
  • General Frequency Division Multiplexing Generalized Frequency Division Multiplexing (OFDM)) Frequency Division Multiplexing (GFDM)
  • Filtered Orthogonal Frequency Division Multiplexing Filtered-OFDM, F-OFDM
  • the terminal device in the embodiment of the present application may refer to a user equipment (User Equipment, UE), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless device.
  • Communication device user agent or user device.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • PLMN Public Land Mobile Network
  • the access network device in this embodiment may be a device for communicating with a terminal device, where the network device may be a base station (BTS) in GSM or CDMA, or a base station in a WCDMA system (NodeB). , NB), may also be an evolved base station (Evolutional NodeB, eNB or eNodeB) in the LTE system, or may be a wireless controller in a cloud radio access network (CRAN) scenario, or the network device
  • BTS base station
  • eNB evolved base station
  • CRAN cloud radio access network
  • the embodiments of the present application are not limited, and may be a relay station, an access point, an in-vehicle device, a wearable device, a network device in a future 5G network, or a network device in a future evolved PLMN network.
  • the core network device in the embodiment of the present application may be a Mobility Management Entity (MME), or may be a Serving Gateway (S-GW) or a Packet Data Network Gateway (P-GW).
  • MME Mobility Management Entity
  • S-GW Serving Gateway
  • P-GW Packet Data Network Gateway
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
  • the system architecture of LTE is divided into two parts, including an MME/S-GW and an eNodeB.
  • the eNodeB and the UE are connected through the Uu interface, and provide a protocol termination point to the control plane and the user plane of the UE.
  • the eNodeBs are connected through an X2 interface, and there is always an X2 interface between two different eNodeBs that need to communicate.
  • the LTE access network and the core network are connected through the S1 interface, and the S1 interface supports the multi-multiple contact mode.
  • the main purpose of paging is to establish a signaling connection from the UE to the Evolved Packet Core (EPC) for subsequent signaling or data transmission.
  • EPC Evolved Packet Core
  • the terminal device can be paged through the core network (Core Network, CN), or the terminal device can be paged through the RAN.
  • Core Network CN
  • FIG. 2 shows a schematic block diagram of a method 100 for paging in an embodiment of the present application. As shown in FIG. 2, the method 100 includes some or all of the following:
  • the first access network device acquires a tracking area list of the terminal device.
  • the first access network device determines, according to the tracking area list, a target paging area that the first access network device initiates paging to the terminal device.
  • the Tracking Area is a concept established in the communication system for location management of terminals. Multiple TAs form a TA list (TA list) and are assigned to one terminal at the same time. There is no need to perform TA update when moving within the TA List to reduce frequent interaction with the network; when the UE enters a new TA that is not in the TA List that it is registered, it needs to perform TA update, and the core network re-allocates the TA list to the terminal.
  • the newly assigned TA list can also contain some TAs in the original TA list.
  • the core network can know the tracking area where the terminal is located, and when the terminal in the idle state needs to be paged, the core network must be in all the cells of the tracking area registered by the terminal, that is, the TA list of the terminal. All cells within the cell are paged.
  • the access network device For RAN paging, the access network device first has to determine a paging area for the terminal device. When the terminal device moves within the paging area, the terminal device may not notify the network side, and the terminal device may directly perform cell reselection in the paging area. When the terminal device moves out of the paging area, the terminal device needs to trigger the access network device to reconfigure a new paging area for the terminal device. Specifically, the access network device may refer to the TA list of the terminal device, that is, an appropriate paging area may be selected for the terminal device within the control area of the core network.
  • the access network device may refer to the TA list of the terminal device to determine a paging area of a suitable RAN paging, thereby facilitating reduction of signaling overhead.
  • the method further includes: when the downlink data of the terminal device needs to be sent, the first access network device initiates paging to the terminal device in the target paging area. .
  • the paging may be triggered by data, or may be triggered by a cell system message change, or the like.
  • the paging we refer to mainly refers to paging triggered by data.
  • the access network device may directly initiate paging to the corresponding terminal device within the determined target paging area.
  • the access network device may send a paging message to the corresponding terminal device, and may carry the identifier of the terminal device in the paging message; for example, when the downlink data reaches the core network device.
  • the core network device does not send the downlink data to the access network device for the time being, but may send an indication message to the access network device, indicating that the downlink data of the terminal device needs to be transmitted, and the access network device receives the downlink data. After the indication information, a paging message can be sent to the terminal device.
  • the embodiment of the present application does not limit the conditions for triggering the access network device to initiate paging.
  • the first access network device if the downlink data of the terminal device needs to be sent, the first access network device initiates paging to the terminal device in the target paging area, including: The terminal device is in Radio Resource Control (RRC) inactive.
  • RRC Radio Resource Control
  • the first access network device initiates paging to the terminal device in the target paging area.
  • the network architecture mainly includes an Evolved-Universal Mobile Telecommunication System Terrestrial Radio Access Network (E-UTRAN) and an Evolved Packet Core (EPC).
  • E-UTRAN Evolved-Universal Mobile Telecommunication System Terrestrial Radio Access Network
  • EPC Evolved Packet Core
  • the end-to-end service can be decomposed into two parts: the EPS bearer and the external bearer.
  • An Evolved Radio Access Bearer (E-RAB) is used to transmit an EPS bearer packet between the UE and the evolved EPC.
  • the E-RAB and the EPS bearer have a one-to-one correspondence.
  • a radio bearer is used to transmit a packet of an E-RAB bearer between the UE and the eNodeB, and there is a one-to-one correspondence between the radio bearer and the E-RAB/EPS bearer.
  • An S1 bearer is used to transport an E-RAB bearer packet between the eNodeB and an S-GW.
  • An S5/S8 bearer is used to transport a packet of an EPS bearer between the S-GW and the P-GW.
  • the RRC state of the UE mainly includes an RRC idle state and an RRC connected state.
  • RRC idle state there is an S5/S8 bearer, there is no radio bearer and S1 bearer
  • the core network side reserves the UE context
  • the terminal retains time advance (Time advance, TA) unique identifier (usually Temporary Mobile Subscriber Identity (TMSI).
  • TMSI Temporary Mobile Subscriber Identity
  • a UE in the RRC idle state may have a data exchange with the network, a discontinuous reception (DRX) process configured by a non-access stratum (NAS), system information broadcast and paging, and neighbor cell measurement.
  • DRX discontinuous reception
  • NAS non-access stratum
  • NAS non-access stratum
  • neighbor cell measurement The mobility of cell reselection, there is no behavior such as reporting of measurement reports.
  • RRC connection state there are S5/S8 bearers, S1 bearers, and radio bearers.
  • the core network, eNodeB, and UE all reserve corresponding contexts.
  • the eNodeB allocates an access stratum (AS) identifier (usually a cell radio network temporary identifier (Cell Radio). Network Temporary Identifier, C-RNTI)).
  • AS access stratum
  • C-RNTI Network Temporary Identifier
  • RRC inactive state There are S5/S8 bearers, S1 bearers, and some radio bearers.
  • the core network, the eNodeB, and the UE all reserve the corresponding context.
  • the eNodeB allocates the access stratum AS identifier (usually the Resume identifier (ID)).
  • ID the Resume identifier
  • UEs in RRC inactive state have mobility for cell reselection, no There are measurement reports, small data transmission and reception, and there may be DRX configured by AS.
  • the terminal device paging in the RRC idle state may be initiated by the CN, the paging area is also configured by the CN, and the paging for the terminal device in the RRC inactive state may be initiated by the RAN.
  • the call area can be configured by the RAN.
  • terminal device paging in an RRC idle state may also be initiated by the RAN.
  • the first access network device acquires the tracking area list of the terminal device, where the first access network device receives the tracking area sent by the terminal device and/or the core network device. List.
  • the terminal device itself can store its own TA list, and the core network device can also know the TA list of the terminal device, then the terminal device and/or the core network device can send the TA list of the terminal device to the access.
  • Network equipment That is to say, the access network device can acquire the TA list of the terminal device from the terminal device and/or the core network device.
  • the terminal device may send, by using at least one of the following signaling, the TA list of the terminal device to the access network device: RRC signaling, Media Access Control (MAC) signaling, and downlink Control Information (DCI), etc.
  • RRC signaling RRC signaling
  • MAC Media Access Control
  • DCI downlink Control Information
  • the method before the first access network device receives the tracking area list sent by the terminal device and/or the core network device, the method further includes: the first access network device The terminal device and/or the core network device sends a request to obtain the tracking area list.
  • the access network device may request the terminal device and/or the core network device to acquire the TA list of the terminal device if the terminal device is in the RRC connected state.
  • the access network device may also request the core network device to obtain the TA list of the terminal device if the terminal device is in the RRC inactive state.
  • the access network device may also request the terminal device/or the core network device to acquire the TA list of the terminal device when paging to the terminal device is required.
  • the access network device specifically requests the terminal device and/or the core network device to request the TA list of the terminal device, which is not limited in this embodiment.
  • the first access network device receives the tracking area list sent by the terminal device, including: once the terminal device performs a tracking area update or an attach process, the An access network device receives the tracking area list obtained by the terminal device.
  • the terminal device obtains the TA list of the terminal device through an attach procedure or a TA Update (TAU), and the terminal device may actively send the TA list to the access network device when acquiring the TA list. That is, the terminal device can be touched by the attach process or the TAU process. It sends a TA list to the access network device, and does not require the access network device to request the TA list from the terminal device.
  • TAU TA Update
  • the terminal device obtains its TA list through the attach process or the TAU process, and may not send the TA list, but sends the acquired TA list to the access network device after the access network device requests it. .
  • the first access network device acquires the tracking area list of the terminal device, including: switching the access network device that provides the network service to the terminal device from the second access network device to In the case of the first access network device, the first access network device receives the tracking area list sent by the second access network device.
  • the access network device of the source cell may send the TA list of the terminal device to the access network device of the target cell.
  • the access network device of the target cell can also directly obtain the TA list of the terminal device from the terminal device or the core network device, and does not need to obtain the access network device from the source cell.
  • the access network device of the target cell may obtain the TA list of the terminal device from any of the terminal device, the access network device of the source cell, and the core network device.
  • any one of the terminal device, the access network device of the source cell, and the core network device may send the TA list of the terminal device as the context of the terminal device to the access network device of the target cell.
  • the method further includes: the first access network device sending information of the target paging area to the terminal device, so that the terminal device determines to move out of the target paging area.
  • the first access network device is triggered to reconfigure a paging area for the terminal device.
  • the terminal device can determine whether the terminal device is within the paging area according to the information of the paging area configured by the access network device. If yes, the terminal device can directly perform cell handover without notifying the access network device. That is, if not, the terminal device needs to notify the access network device, so that the access network device can reconfigure the new paging area for the terminal device.
  • FIG. 4 shows a schematic block diagram of a method 200 for paging in accordance with an embodiment of the present application. As shown in FIG. 4, the method 200 includes some or all of the following:
  • the terminal device acquires a tracking area list of the terminal device.
  • the terminal device sends the tracking area list to the first access network device, so that the first access network device determines the target paging area that the first access network device initiates paging to the terminal device.
  • the terminal device performs reporting on the TA list.
  • the access network device can determine a paging area of a suitable RAN paging, thereby facilitating reduction of signaling overhead.
  • the terminal device acquires the tracking area list of the terminal device, where the terminal device acquires the tracking area list during the tracking area update or attachment process.
  • the method before the terminal device sends the tracking area list of the terminal device to the first access network device, the method further includes: receiving, by the terminal device, the sending sent by the first access network device The request for the tracking area list.
  • the terminal device sends the tracking area list to the first access network device, including: once the terminal device obtains the tracking area list, the terminal device sends the tracking area to the first access network. The device sends the list of tracking areas.
  • the terminal device sends the tracking area list to the first access network device, where the terminal device sends the tracking to the first access network device by using radio resource control RRC signaling. List of districts.
  • the method further includes: receiving, by the terminal device, a paging message sent by the first access network device, where the terminal device is in an RRC inactive state, the paging message
  • the downlink data used to indicate that the terminal device exists needs to be sent.
  • the method further includes: receiving, by the terminal device, information about the target paging area sent by the first access network device; the terminal device triggering according to information of the target paging area The first access network device re-allocates a paging area for the terminal device.
  • the interaction between the terminal device and the access network device described by the terminal device and related features, functions, and the like correspond to related features and functions of the access network device. That is to say, what information is sent by the terminal device to the access network device, and what information is received by the access network device accordingly. For the sake of brevity, it will not be repeated here.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be implemented in the present application.
  • the implementation of the examples constitutes any limitation.
  • FIG. 5 shows a schematic block diagram of a method 300 for paging in accordance with an embodiment of the present application. As shown in FIG. 5, the method 300 includes some or all of the following:
  • the core network device acquires a tracking area list of the terminal device.
  • the core network device sends the tracking area list to the first access network device, so that the first access network device determines that the first access network device initiates paging of the target paging area to the terminal device. area.
  • the core network device can determine the paging area of a suitable RAN paging by reporting the TA list, thereby facilitating the reduction of signaling overhead.
  • the method before the core network device sends the tracking area list to the first access network device, the method further includes: receiving, by the core network device, the sending sent by the first access network device The information of the tracking area list.
  • the interaction between the core network device and the access network device described by the core network device and related features and functions correspond to the related features and functions of the access network device. That is to say, what information is sent by the core network device to the access network device, and what information is received by the access network device accordingly. For the sake of brevity, it will not be repeated here.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be implemented in the present application.
  • the implementation of the examples constitutes any limitation.
  • FIG. 6 shows a schematic block diagram of an access network device 400 of an embodiment of the present application.
  • the access network device is a first access network device.
  • the access network device 400 includes:
  • the obtaining unit 410 is configured to obtain a tracking area list of the terminal device.
  • the determining unit 420 is configured to determine, according to the tracking area list, a target paging area that the first access network device initiates paging to the terminal device.
  • the access network device in the embodiment of the present application can refer to the TA list of the terminal device to determine a paging area of a suitable RAN paging, thereby facilitating reduction of signaling overhead.
  • the access network device further includes: a paging unit, configured to initiate, in the target paging area, the paging device, if the downlink data of the terminal device needs to be sent Paging.
  • a paging unit configured to initiate, in the target paging area, the paging device, if the downlink data of the terminal device needs to be sent Paging.
  • the paging unit is specifically configured to: when the terminal device is in a radio resource control RRC inactive state and the downlink data needs to be sent, in the target paging area, The terminal device initiates a page.
  • the acquiring unit is specifically configured to: receive the terminal device and / or a list of the tracking area sent by the core network device.
  • the access network device further includes: a first sending unit, configured to send, to the terminal device and/or the core network device, a request for acquiring the tracking area list.
  • the acquiring unit is specifically configured to: after the terminal device performs a tracking area update or an attach process, receive the tracking area list obtained by the terminal device.
  • the acquiring unit is specifically configured to: receive, by using RRC signaling, the tracking area list obtained by the terminal device.
  • the acquiring unit is specifically configured to: when the access network device that provides the network service for the terminal device is switched from the second access network device to the first access network device, Receiving the tracking area list sent by the second access network device.
  • the tracking area list is carried in the context information of the terminal device.
  • the access network device further includes: a second sending unit, configured to send information about the target paging area to the terminal device, so as to determine, at the terminal device, that the target is moved out When the paging area is triggered, the first access network device is triggered to reconfigure the paging area for the terminal device.
  • a second sending unit configured to send information about the target paging area to the terminal device, so as to determine, at the terminal device, that the target is moved out
  • the first access network device is triggered to reconfigure the paging area for the terminal device.
  • the access network device 400 may correspond to the first access network device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the access network device 400.
  • the corresponding processes of the first access network device in the method of FIG. 2 are respectively implemented. For brevity, details are not described herein again.
  • FIG. 7 shows a schematic block diagram of a terminal device 500 of an embodiment of the present application.
  • the terminal device 500 includes:
  • the obtaining unit 510 is configured to obtain a tracking area list of the terminal device
  • the sending unit 520 is configured to send the tracking area list to the first access network device, so that the first access network device determines the target paging area that the first access network device initiates paging to the terminal device.
  • the terminal device in the embodiment of the present application can report the paging area of a suitable RAN paging by reporting the TA list, thereby facilitating the reduction of signaling overhead.
  • the acquiring unit is specifically configured to: obtain the tracking area list during the tracking area update or attachment process.
  • the terminal device further includes: a first receiving unit, configured to: Receiving a request for acquiring the tracking area list sent by the first access network device.
  • the sending unit is specifically configured to: when the terminal device acquires the tracking area list, send the tracking area list to the first access network device.
  • the sending unit is specifically configured to: send the tracking area list to the first access network device by using radio resource control RRC signaling.
  • the terminal device further includes: a second receiving unit, configured to receive, according to the RRC inactive state, the paging message sent by the first access network device The paging message is used to indicate that downlink data of the terminal device needs to be sent.
  • the terminal device further includes: a third receiving unit, configured to receive information about the target paging area sent by the first access network device; and a triggering unit, configured to use, according to the target The information of the paging area triggers the first access network device to re-allocate the paging area for the terminal device.
  • terminal device 500 may correspond to the terminal device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the terminal device 500 respectively implement the terminal in the method of FIG. 4
  • the corresponding process of the device is not described here for brevity.
  • FIG. 8 shows a schematic block diagram of a core network device 600 of an embodiment of the present application.
  • the core network device 600 includes:
  • the obtaining unit 610 is configured to obtain a tracking area list of the terminal device.
  • the sending unit 620 is configured to send the tracking area list to the first access network device, so that the first access network device determines the target paging area that the first access network device initiates paging to the terminal device.
  • the core network device in the embodiment of the present application can report the paging area of a suitable RAN paging by reporting the TA list, thereby facilitating the reduction of signaling overhead.
  • the core network device further includes: a receiving unit, configured to receive information about acquiring the tracking area list sent by the first access network device.
  • the core network device 600 may correspond to the core network device in the method embodiment of the present application, and the above operations and/or functions of the respective units in the core network device 600 respectively implement FIG. 5
  • the corresponding process of the core network device in the method is not described here for brevity.
  • the embodiment of the present application further provides an access network device 700, which may be the access network device 400 in FIG. 6, which can be used to perform the method 100 with FIG.
  • the content of the first access network device should be.
  • the access network device 700 includes an input interface 710, an output interface 720, a processor 730, and a memory 740.
  • the input interface 710, the output interface 720, the processor 730, and the memory 740 can be connected by a bus system.
  • the memory 740 is for storing programs, instructions or code.
  • the processor 730 is configured to execute a program, an instruction or a code in the memory 740 to control the input interface 710 to receive a signal, control the output interface 720 to transmit a signal, and complete the operations in the foregoing method embodiments.
  • the access network device in the embodiment of the present application can refer to the TA list of the terminal device to determine a paging area of a suitable RAN paging, thereby facilitating reduction of signaling overhead.
  • the processor 730 may be a central processing unit (CPU), and the processor 730 may also be another general-purpose processor, a digital signal processor (DSP). , Application Specific Integrated Circuit (ASIC), Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 740 can include read only memory and random access memory and provides instructions and data to the processor 730. A portion of the memory 740 can also include a non-volatile random access memory. For example, the memory 740 can also store information of the device type.
  • each content of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 730 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 740, and the processor 730 reads the information in the memory 740 and combines its hardware to perform the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the paging unit, the first sending unit, and the output unit 720 of the access network device 400 may be implemented by the output interface 720 in FIG. 9, and the obtaining unit and the determining unit of the access network device 400 may be implemented in FIG.
  • the processor 730 is implemented.
  • the embodiment of the present application further provides a terminal device 800, which may be the terminal device 500 in FIG. 7, which can be used to execute the content of the terminal device corresponding to the method 200 of FIG.
  • the terminal device 800 includes: an input interface 810, an output interface 820, and The processor 830 and the memory 840, the input interface 810, the output interface 820, the processor 830, and the memory 840 can be connected by a bus system.
  • the memory 840 is for storing programs, instructions or code.
  • the processor 830 is configured to execute a program, an instruction or a code in the memory 840 to control the input interface 810 to receive a signal, control the output interface 820 to transmit a signal, and complete the operations in the foregoing method embodiments.
  • the terminal device in the embodiment of the present application can report the paging area of a suitable RAN paging by reporting the TA list, thereby facilitating the reduction of signaling overhead.
  • the processor 830 may be a central processing unit (CPU), and the processor 830 may also be another general-purpose processor, a digital signal processor (DSP). , Application Specific Integrated Circuit (ASIC), Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 840 can include read only memory and random access memory and provides instructions and data to the processor 830. A portion of the memory 840 may also include a non-volatile random access memory. For example, the memory 840 can also store information of the device type.
  • each content of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 830 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 840, and the processor 830 reads the information in the memory 840 and combines the hardware to complete the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the sending unit of the terminal device 500 can be implemented by the output interface 820 in FIG. 10, and the first receiving unit to the third receiving unit of the terminal device 500 can be implemented by the input interface 810 in FIG.
  • the acquisition unit and the trigger unit of the terminal device 500 can be implemented by the processor 830 in FIG.
  • the embodiment of the present application further provides a core network device 900, which may be the core network device 600 in FIG. 8, which can be used to execute a core corresponding to the method 300 in FIG.
  • the content of the network device includes an input interface 910 and an output interface.
  • the port 920, the processor 930, and the memory 940, the input interface 910, the output interface 920, the processor 930, and the memory 940 can be connected by a bus system.
  • the memory 940 is for storing programs, instructions or code.
  • the processor 930 is configured to execute a program, an instruction or a code in the memory 940 to control the input interface 910 to receive a signal, control the output interface 920 to transmit a signal, and complete the operations in the foregoing method embodiments.
  • the core network device in the embodiment of the present application can report the paging area of a suitable RAN paging by reporting the TA list, thereby facilitating the reduction of signaling overhead.
  • the processor 930 may be a central processing unit (CPU), and the processor 930 may also be another general-purpose processor, a digital signal processor (DSP). , Application Specific Integrated Circuit (ASIC), Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 940 can include read only memory and random access memory and provides instructions and data to the processor 930. A portion of the memory 940 can also include a non-volatile random access memory. For example, the memory 940 can also store information of the device type.
  • each content of the above method may be completed by an integrated logic circuit of hardware in the processor 930 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 940, and the processor 930 reads the information in the memory 940 and combines its hardware to complete the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the sending unit in the core network device 600 can be implemented by the output interface 920 in FIG. 11, and the receiving unit in the core network device 600 can be implemented by the input interface 910 in FIG.
  • the acquisition unit in the core network device 600 can be implemented by the processor 930 in FIG.
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or may be Integrate into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • This functionality if implemented as a software functional unit and sold or used as a standalone product, can be stored on a computer readable storage medium.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including The instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes.

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PCT/CN2017/098095 2017-08-18 2017-08-18 用于寻呼的方法、接入网设备、终端设备和核心网设备 WO2019033402A1 (zh)

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JP2020506951A JP2020534721A (ja) 2017-08-18 2017-08-18 ページング方法、アクセスネットワーク装置、端末装置及びコアネットワーク装置
AU2017427860A AU2017427860A1 (en) 2017-08-18 2017-08-18 Method for paging, and access network device, terminal device and core network device
CA3071008A CA3071008A1 (en) 2017-08-18 2017-08-18 Method for paging, and access network device, terminal device and core network device
CN201780092557.4A CN110800348A (zh) 2017-08-18 2017-08-18 用于寻呼的方法、接入网设备、终端设备和核心网设备
BR112020002547-0A BR112020002547A2 (pt) 2017-08-18 2017-08-18 método para paginação, dispositivo de rede de acesso e dispositivo de rede central
PCT/CN2017/098095 WO2019033402A1 (zh) 2017-08-18 2017-08-18 用于寻呼的方法、接入网设备、终端设备和核心网设备
MX2020001679A MX2020001679A (es) 2017-08-18 2017-08-18 Procedimiento de paginacion y dispositivo de red de acceso, dispositivo terminal y dispositivo de red central.
CN202010081159.6A CN111294924B (zh) 2017-08-18 2017-08-18 用于寻呼的方法、接入网设备、终端设备和核心网设备
EP17921865.6A EP3661278B1 (en) 2017-08-18 2017-08-18 Methods for paging, access network device, and core network device
US16/635,741 US11533706B2 (en) 2017-08-18 2017-08-18 Method for paging, and access network device, terminal device and core network device
RU2020104447A RU2748316C1 (ru) 2017-08-18 2017-08-18 Способ поискового вызова, а также устройство доступа к сети, терминал и основное сетевое устройство
SG11202000651TA SG11202000651TA (en) 2017-08-18 2017-08-18 Method for paging, and access network device, terminal device and core network device
KR1020207003586A KR102347006B1 (ko) 2017-08-18 2017-08-18 페이징을 위한 방법, 접속 네트워크 장치, 단말 장치와 코어 네트워크 장치
TW107128887A TWI785097B (zh) 2017-08-18 2018-08-17 用於尋呼的方法、存取網路設備、終端設備和核心網路設備
PH12020500174A PH12020500174A1 (en) 2017-08-18 2020-01-24 Method for paging, and access network device, terminal device and core network device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111885681A (zh) * 2019-05-02 2020-11-03 苹果公司 智能核心网络选择
CN111885681B (zh) * 2019-05-02 2023-04-18 苹果公司 智能核心网络选择

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